Pronged anode collector for internally shorting galvanic cells
CA 1105993 A · Owner: Union Carbide Corporation · Inventors: Kaduboski, Mitchell J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A galvanic cell employing a consumable anode,a cathode that expands during cell discharge and an electrolyte wherein the, improvement is the incorporation of a pronged anode collector partially embedded in the anode so that during discharge when the anode is partially consumed and the cathode expands the expanded, cathode will contact the prongs of the anode collector and internally short the cell thereby effectively eliminating any distortion in the housing for the cell. SPECIFICATION, 1.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted July 28, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 28, 1998.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.